From c7f77bb94edc3dcb3c18a6caaa3a312c24db79a7 Mon Sep 17 00:00:00 2001
From: Roland Haeder <roland@mxchange.org>
Date: Tue, 13 Oct 2015 12:07:31 +0200
Subject: [PATCH] =?utf8?q?Implemented=20business=20method=20isAddressbookI?=
=?utf8?q?dUsed()=20Signed-off-by:Roland=20H=C3=A4der=20<roland@mxchange.o?=
=?utf8?q?rg>?=
MIME-Version: 1.0
Content-Type: text/plain; charset=utf8
Content-Transfer-Encoding: 8bit
---
.../addressbook/AddressbookSessionBean.java | 38 ++++++++++++++++++-
1 file changed, 37 insertions(+), 1 deletion(-)
diff --git a/src/java/org/mxchange/addressbook/model/addressbook/AddressbookSessionBean.java b/src/java/org/mxchange/addressbook/model/addressbook/AddressbookSessionBean.java
index ef6472b..84cca40 100644
--- a/src/java/org/mxchange/addressbook/model/addressbook/AddressbookSessionBean.java
+++ b/src/java/org/mxchange/addressbook/model/addressbook/AddressbookSessionBean.java
@@ -109,6 +109,42 @@ public class AddressbookSessionBean extends BaseDatabaseBean implements Addressb
return addressbook;
}
+ @Override
+ public boolean isAddressbookIdUsed (final Long addressbookId) {
+ // Is it null or zero?
+ if (null == addressbookId) {
+ // Throw NPE
+ throw new NullPointerException("addressbookId is null"); //NOI18N
+ } else if (addressbookId < 1) {
+ // Not valid id number
+ throw new IllegalArgumentException(MessageFormat.format("addressbookId is not valid: {0}", addressbookId)); //NOI18N
+ }
+
+ // Get query instance
+ Query query = this.getEntityManager().createNamedQuery("FindAddressbookById");
+
+ // Set parameter
+ query.setParameter("id", addressbookId);
+
+ // Default is not valid
+ boolean isValid = false;
+
+ // Try it again, yes no other way
+ try {
+ // Get single result
+ Addressbook addressbook = (Addressbook) query.getSingleResult();
+
+ // Found one!
+ isValid = true;
+ } catch (final NoResultException ex) {
+ // Debug log only, maybe out-dated link followed
+ this.getLoggerBeanLocal().logDebug(MessageFormat.format("isAddressbookIdUsed: addressbookId={0} is not valid: {1}", addressbookId, ex));
+ }
+
+ // Return result
+ return isValid;
+ }
+
@Override
public boolean isAddressbookNameUsed (final Addressbook addressbook) {
// Is it not null?
@@ -148,7 +184,7 @@ public class AddressbookSessionBean extends BaseDatabaseBean implements Addressb
isUsed = true;
} catch (final NoResultException ex) {
// No result found, so log it away
- this.getLoggerBeanLocal().logDebug("isAddressbookNameUsed: getSingleResult() did not return a result: " + ex); //NOI18N
+ this.getLoggerBeanLocal().logDebug(MessageFormat.format("isAddressbookNameUsed: getSingleResult() did not return a result: {0}", ex)); //NOI18N //NOI18N
}
// Return result
--
2.39.5